From: dblack@...
Date: 2007-07-07T01:08:12+09:00
Subject: Re: Pattern Matching Problem

Hi --

On Sat, 7 Jul 2007, Ari Brown wrote:

>
> On Jul 5, 2007, at 11:27 PM, Morton Goldberg wrote:
> <snip>
>> 
>> Others have pointed out a problem with your case statement, but I think 
>> there's another problem here -- your #{$1} substitution isn't going to work 
>> in single-quoted string.
>
> You're serious? I can't use variable substitution in a single quoted string? 
> I ran into that a while ago, but i just thought it was some glitch on my 
> part!
>
> Why is that so? Whats the difference between single and double quoted 
> strings?

Interpolation doesn't work in single quotes :-)  And a few other
things, especially:

   "\n"    newline
   '\n'    \n


David

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